Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
The average high-temperature in September, at a still warm 27.2°C (81°F), reveals a modest deviation from August's 26.2°C (79.2°F). An average low-temperature of 16.1°C (61°F) marks the nights throughout September.Heat index
September's average heat index is calculated to be a tropical 30°C (86°F). One might feel worn out with persistent exposure and activity, resulting in heat cramps.For clarity, heat index numbers account for light winds and areas under shade. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', gives an indication of how one might feel in terms of heat after considering humidity. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.
Humidity
In September, the average relative humidity is 77%.Rainfall
In Muweri, in September, it is raining for 27.5 days, with typically 120mm (4.72") of accumulated precipitation. Throughout the year, there are 300.8 rainfall days, and 1573mm (61.93") of precipitation is accumulated.Snowfall
The only month with snowfall is September. September is the month with the most snowfall. Snow falls for 0.1 days and accumulates 1mm (0.04") of snow.Daylight
In September, the average length of the day is 12h and 7min.On the first day of September, sunrise is at 06:39 and sunset at 18:46. On the last day of the month, sunrise is at 06:29 and sunset at 18:36 EAT.
Sunshine
In Muweri, the average sunshine in September is 9.4h.UV index
The months with the highest UV index are January through March, September, November and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.Note: A typical high UV index of 6 in September suggests the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. UV radiation from the Sun is most intense between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. Keep in mind! Snow's reflective quality can nearly double the intensity of the Sun's UV radiation.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in September?
What is the average humidity in September?
How many days does it rain in September?
What is the snowiest month in Muweri?
When does it start to snow?
How many hours of daylight does Muweri have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Muweri have in September?
What are the months with the highest UV index?
How high is the UV index in September in Muweri?
Average temperature in September
Muweri, Kenya
- Average high temperature in September: 27.2°C
The warmest month (with the highest average high temperature) is February (31.3°C).
The month with the lowest average high temperature is June (25.2°C).
- Average low temperature in September: 16.1°C
The month with the highest average low temperature is February (17.6°C).
The coldest month (with the lowest average low temperature) is July (15.5°C).
Average pressure in September
Muweri, Kenya
- Average pressure in September: 1013.1mbar
The month with the highest atmospheric pressure is July (1014.6mbar).
The month with the lowest atmospheric pressure is February (1010.8mbar).
Average wind speed in September
Muweri, Kenya
- Average wind speed in September: 4.6km/h
The windiest month (with the highest average wind speed) is February (6.7km/h).
The calmest months (with the lowest average wind speed) are August and September (4.6km/h).
Average humidity in September
Muweri, Kenya
- Average humidity in September: 77%
The month with the highest relative humidity is May (85%).
The month with the lowest relative humidity is February (55%).
Average rainfall in September
Muweri, Kenya
- Average rainfall in September: 120mm
The wettest month (with the highest rainfall) is May (257mm).
The driest month (with the least rainfall) is February (36mm).
Average rainfall days in September
Muweri, Kenya
- Average rainfall days in September: 27.5 days
The month with the highest number of rainy days is May (30.6 days).
The month with the least rainy days is February (11.8 days).
Average snowfall in September
Muweri, Kenya
- Average snowfall in September: 1mm
The month with the highest snowfall is September (1mm).
The months with the least snowfall are January, February, March, April, May, June, July, August, October, November and December (0mm).
Average snowfall days in September
Muweri, Kenya
- Average snowfall days in September: 0.1 days
The month with the highest number of snowfall days is September (0.1 days).
The months with the least snowfall days are January, February, March, April, May, June, July, August, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Muweri, Kenya
- Average daylight in September: 12h and 1min
The month with the longest days is June (Average daylight: 12h and 6min).
The month with the shortest days is October (Average daylight: 12h and 6min).
- Average sunshine in September: 9h and 2min
The months with the most sunshine are January and February (Average sunshine: 9h and 48min).
The month with the least sunshine is May (Average sunshine: 8h and 30min).
Average sunshine days in September
Muweri, Kenya
- Average sunshine days in September: 0.6 days
The month with the most sunshine days is January (13.7 days).
The month with the least sunshine days is June (0.2 days).
Average UV index in September
Muweri, Kenya
- Average UV index in September: 6
The months with the highest UV index are January, February, March, September, November and December (UV index 6).
The months with the lowest UV index are April, May, June, July, August and October (UV index 5).
Average cloud cover in September
Muweri, Kenya
- Average cloud cover in September: 29
The month with the most cloud cover is May (Cloud cover 44).
The month with the least cloud cover is February (Cloud cover 14).
Average visibility in September
Muweri, Kenya
- Average visibility in September: 9km
The months with the highest visibility are January, February and March (10km).
The months with the lowest visibility are April, May and June (8km).
